- Division into two parts.
- Triality (Substantives), trinity.1
- Triplication (Substantives). triplicity, trebleness, trine.
- Division into three parts.
- Quaternity (Substantives), four, tetrad, quartet, quaternion, foursome, square, quadrature, quarter.
- Quadruplication.
- Division into four parts.
(Adverbs). Twice, once more, over again, da capo, bis, encore, anew, as much again, twofold 104, 136.
Secondly, in the second place, again.
Bisection (Substantives), bipartition, dichotomy, halving, dimidiation, bifurcation, forking, branching, ramification, divarication, splitting, cleaving.
Fork, prong, fold, branch.
Half, moiety, semi-, demi-, hemi-.
(Verbs). To bisect, halve, divide, split, cut in two, cleave, dimidiate, dichotomise.
(Phrases). To go halves; split the difference.
To separate, fork, bifurcate, branch out, ramify.
(Adjectives). Bisected, halved, divided, etc., bipartite, bicuspid, bifurcated, bifid, bifurcate, cloven, cleft, split, etc.
Three, triad, triplet, trey, trio, trinomial, leash, threesome, trefoil, triquetra.
Third power, cube.
(Adjectives). Three, triform, trinal, trinomial, tertiary, triquetrous.
(Verbs). To treble, triple, triplicate, cube.
(Adjectives). Treble, triple, tern, ternary, ternate, triplicate, trigeminal, threefold, third.
(Adverbs). Three times, thrice, threefold, in the third place, thirdly.
Trisection (Substantives), tripartition, trichotomy; third part, third.
(Verbs). To trisect, divide into three parts, take the cube root.
(Adjectives). Trifid, trisected, tripartite, trichotomous, trisulcate, triform.
(Verbs). To reduce to a square, to square.
(Adjectives). Four, quaternary, quaternal, quadratic, quartile, tetractic, tetra-.
(Verbs). To multiply by four, quadruplicate, biquadrate.
(Adjectives). Fourfold, quadruple, quadruplicate, fourth.
(Adverbs). Four times, in the fourth place, fourthly, to the fourth degree.
Quadrisection (Substantives), quadripartition, quartering, a fourth, a quarter.