THESAURUS
Hiatus
aperture, arrearage, breach, break, broaching, caesura, cavity, cessation, chasm, check, clearance, clearing, cleft, crack, defalcation, defect, deficiency, deficit, disclosure, discontinuity, distance between, double space, em space, en space, fenestra, fissure, fistula, fontanel, foramen, freeboard, gap, gape, gat, gulf, hair space, half space, hole, hollow, inlet, interim, intermediate space, intermission, interruption, interspace, interstice, interval, jump, lack, lacuna, laying open, leak, leap, leeway, letup, lull, margin, missing link, need, omission, opening, opening up, orifice, outage, outlet, passageway, pause, pore, room, shortage, single space, slot, space, space between, split, stoma, suspension, throwing open, time interval, ullage, uncorking, unstopping, want, wantage, yawn
ROGET THESAURUS
Hiatus
Absence
N
absence, inexistence, nonresidence, absenteeism, nonattendance, alibi, emptiness, void, vacuum, vacuity, vacancy, tabula rasa, exemption, hiatus, lipotype, truant, absentee, nobody, nobody present, nobody on earth, not a soul, ame qui vive, absent, not present, away, nonresident, gone, from home, missing, lost, wanting, omitted, nowhere to be found, inexistence, empty, void, vacant, vacuous, untenanted, unoccupied, uninhabited, tenantless, barren, sterile, desert, deserted, devoid, uninhabitable, without, minus, nowhere, elsewhere, neither here nor there, in default of, sans, behind one's back, the bird has flown, non est inventus, absence makes the heart grow fonder, absent in body but present in spirit, absento nemo ne nocuisse velit, Achilles absent was Achilles still, aux absents les os, briller par son absence, conspicuous by his absence, in the hope to meet shortly again and make our abs.
Interval
N
interval, interspace, separation, break, gap, opening, hole, chasm, hiatus, caesura, interruption, interregnum, interstice, lacuna, cleft, mesh, crevice, chink, rime, creek, cranny, crack, chap, slit, fissure, scissure, rift, flaw, breach, rent, gash, cut, leak, dike, ha-ha, gorge, defile, ravine, canon, crevasse, abyss, abysm, gulf, inlet, frith, strait, gully, pass, furrow, abra, barranca, barranco, clove, gulch, notch, yawning gulf, hiatus maxime, hiatus valde deflendus, parenthesis, void, incompleteness, period, interim (time), with an interval, far between, breachy, rimose, rimulose, at intervals, longo intervallo.