THESAURUS
Root
IC analysis, accidence, acclaim, affix, affixation, allomorph, ancestors, anchor, antecedents, applaud, base, basis, beat the bushes, bed, bed on, bedrock, beginning, birthplace, boost, bottom, bottom on, bound morpheme, bring to light, bud, build on, bulb, bulbil, burgeon, burrow, burst forth, catch, cause, cheer, cheer on, clap, clap the hands, cognate, commencement, completely, conception, confirm, conjugation, core, corm, cradle, cutting, declension, deep-dye, define, delve, derivation, derivative, descent, destroy, develop, difference of form, dig, dig out, dig up, discover, doublet, drive on, egg on, eliminate, embed, enclitic, encore, encourage, engraft, engrave, entirely, entrench, eponym, eradicate, essentiality, establish, etch, etymon, explore, exterminate, extirpate, family, family tree, fatherland, ferret, find, fix, flourish, footing, forage, forebears, forefathers, formative, found, found on, foundation, fount, fountain, fountainhead, free form, frisk, gemmate, genealogy, genesis, germinate, give a hand, go through, goad on, grass roots, ground, ground on, groundwork, grow, grow rank, hail, hasten on, head, hear it for, heart, heritage, hie on, hound on, house, hunt, hurry on, imbed, immediate constituent analysis, impact, implant, impress, imprint, inception, infix, infixation, inflection, infrastructure, ingrain, inscribe, jam, leaf, leaf out, leave, lineage, lodge, look around, look round, look through, luxuriate, marrow, morph, morpheme, morphemic analysis, morphemics, morphology, morphophonemics, motherland, nose, nose around, origin, original, origination, origins, overgrow, overrun, pack, paradigm, pedigree, pith, plant, poke, poke around, predecessors, prefix, prefixation, primitive, print, proclitic, provenance, provenience, pry, pullulate, put forth, put forth leaves, put out buds, quick, quintessence, radical, radically, radicle, radix, ransack, research, rhizome, riot, rise, rock bottom, root and branch, root for, root on, root out, root up, roots, rootstock, rummage, search, search through, seat, set, set in, set on, settle, shoot, shoot up, smell around, soul, source, speed on, spread, sprout, sprout up, spur on, stamp, stem, stereotype, stick, stick fast, stock, strike root, stuff, substance, substratum, suffix, suffixation, support, take root, tap, taproot, theme, thrive, totally, tuber, tubercle, turn up, uncover, undergird, underlie, underpinning, unearth, uproot, upspear, upsprout, urge on, utterly, vegetate, wedge, well, wellhead, whip on, wholly, word-formation
ROGET THESAURUS
Root
Word
N
word, term, vocable, name, phrase, root, etymon, derivative, part of speech, ideophone, dictionary, vocabulary, lexicon, glossary, index, concordance, thesaurus, gradus, delectus, etymology, derivation, glossology, terminology orismology, paleology, lexicography, glossographer, lexicologist, verbarian, verbal, literal, titular, nominal, conjugate, paronymous, derivative, verbally, verbatim, the artillery of words.
Number
N
number, symbol, numeral, figure, cipher, digit, integer, counter, round number, formula, function, series, sum, difference, complement, subtrahend, product, multiplicand, multiplier, multiplicator, coefficient, multiple, dividend, divisor, factor, quotient, submultiple, fraction, rational number, surd, irrational number, transcendental number, mixed number, complex number, complex conjugate, numerator, denominator, decimal, circulating decimal, repetend, common measure, aliquot part, prime number, prime, relative prime, prime factor, prime pair, reciprocal, totient, binary number, octal number, hexadecimal number, permutation, combination, variation, election, ratio, proportion, comparison, progression, arithmetical progression, geometrical progression, harmonical progression, percentage, permilage, figurate numbers, pyramidal numbers, polygonal numbers, power, root, exponent, index, logarithm, antilogarithm, modulus, base, differential, integral, fluxion, fluent, numeral, complementary, divisible, aliquot, reciprocal, prime, relatively prime, fractional, decimal, figurate, incommensurable, proportional, exponential, logarithmic, logometric, differential, fluxional, integral, totitive, positive, negative, rational, irrational, surd, radical, real, complex, imaginary, finite, infinite, impossible, numerically, modulo.
Cause
N
cause, origin, source, principle, element, occasioner, prime mover, primum mobile, vera causa, author, mainspring, agent, leaven, groundwork, foundation, spring, fountain, well, font, fountainhead, spring head, wellhead, fons et origo, genesis, descent, remote cause, influence, pivot, hinge, turning point, lever, crux, fulcrum, key, proximate cause, causa causans, straw that breaks the camel's back, ground, reason, reason why, why and wherefore, rationale, occasion, derivation, final cause, les dessous des cartes, undercurrents, rudiment, egg, germ, embryo, bud, root, radix radical, etymon, nucleus, seed, stem, stock, stirps, trunk, tap-root, gemmule, radicle, semen, sperm, nest, cradle, nursery, womb, nidus, birthplace, hotbed, causality, causation, origination, production, caused, causal, original, primary, primitive, primordial, aboriginal, protogenal, radical, embryonic, embryotic, in embryo, in ovo, seminal, germinal, at the bottom of, connate, having a common origin, because, behind the scenes, causa latet vis est notissima, felix qui potuit rerum cognoscere causas.
Location
VB
place, situate, locate, localize, make a place for, put, lay, set, seat, station, lodge, quarter, post, install, house, stow, establish, fix, pin, root, graft, plant, shelve, pitch, camp, lay down, deposit, reposit, cradle, moor, tether, picket, pack, tuck in, embed, imbed, vest, invest in, billet on, quarter upon, saddle with, load, lade, freight, pocket, put up, bag, inhabit, domesticate, colonize, take root, strike root, anchor, cast anchor, come to an anchor, sit down, settle down, settle, take up one's abode, take up one's quarters, plant oneself, establish oneself, locate oneself, squat, perch, hive, se nicher, bivouac, burrow, get a footing, encamp, pitch one's tent, put up at, put up one's horses at, keep house, endenizen, naturalize, adopt, put back, replace.
Base
N
base, basement, plinth, dado, wainscot, baseboard, mopboard, bedrock, hardpan, foundation, substructure, substratum, ground, earth, pavement, floor, paving, flag, carped, ground floor, deck, footing, ground work, basis, hold, bilge, bottom, nadir, foot, sole, toe, hoof, keel, root, centerboard, bottom, undermost, nethermost, fundamental, founded on, based on, grounded on, built on.