THESAURUS
Entail
add a codicil, affect, allegorize, allude to, argue, assume, be indicative of, be significant of, be symptomatic of, bequeath, bequeathal, bequest, bespeak, betoken, birthright, borough-English, bring, bring to mind, call for, cause, characterize, coheirship, comprise, connote, contain, coparcenary, demand, denominate, denote, devise, differentiate, disclose, display, execute a will, express, gavelkind, give evidence, give rise to, give token, hand down, hand on, heirloom, heirship, hereditament, heritable, heritage, heritance, highlight, hint, identify, implicate, imply, import, impose, incorporeal hereditament, indicate, infer, inheritance, insinuate, intimate, involve, law of succession, lead to, leave, legacy, line of succession, make a bequest, make a will, manifest, mark, mean, mean to say, mode of succession, necessitate, note, occasion, pass on, patrimony, point indirectly to, postremogeniture, presume, presuppose, primogeniture, require, reveal, reversion, show, signify, stand for, subsume, succession, suggest, suppose, symptomatize, symptomize, take, take for granted, take in, testify, transmit, ultimogeniture, will, will and bequeath, will to
ROGET THESAURUS
Entail
Retention
VB
retain, keep, hold fast one's own, hold tight one's own, hold fast one's ground, hold tight one's ground, clinch, clench, clutch, grasp, gripe, hug, have a firm hold of, secure, withhold, detain, hold back, keep back, keep close, husband, reserve, have in stock, have on hand, keep in stock, entail, tie up, settle.
Cause
VB
be the cause of, originate, give origin to, give rise, to, give occasion to, cause, occasion, sow the seeds of, kindle, suscitate, bring on, bring to bring pass, bring about, produce, create, set up, set afloat, set on foot, found, broach, institute, lay the foundation of, lie at the root of, procure, induce, draw down, open the door to, superinduce, evoke, entail, operate, elicit, provoke, conduce to, contribute, have a hand in the pie, have a finger in the pie, determine, decide, turn the scale, have a common origin, derive its origin.
Implication
VB
be latent, lurk, smolder, underlie, make no sign, escape observation, escape detection, escape recognition, lie hid, laugh in one's sleeve, keep back, involve, imply, understand, allude to, infer, leave an inference, entail, whisper, read between the lines.