What is the Latin word for combine?

The usual Latin words for “combine” are iungō, coniungō, coeō; also congregō, cōpulō. The right choice depends on the sense; see the distinctions below.

English → Latin

“combine” in Latin

iungōto join, unite, fasten, yoke, harness, attach; esp. of the hand: to clasp, join; of a treaty or agreement: to join, unit coniungōto bind together, connect, join, unite, yoke together, juxtapose; to compose or form by uniting; to associate; to unite coeōto assemble, meet, come together; to encounter, come up against; to copulate, have sex congregōto gather into a flock; to swarm; to assemble, collect, associate cōpulōto bind or tie together, unite, join, couple; to associate with; to connect

The English word combine itself goes back to Latin bis, through combīnō.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

combine

jungere: conjungere (general terms for to join together: conjungere, especially for any purpose): with anything, alicui rei or (cum) aliqua re: with anybody, cum aliquo: congregare (to unite two or several persons into a flock, as it were: with anybody, cum aliquo): copulare (combine firmly, or to cause two or several objects to be firmly combined; e.g., by means of a tie, a rope, etc.: figuratively, with anybody or anything, cum aliqua re or aliquo): miscere alicui rei or cum aliqua re (by mixing): adjungere ad aliquid (by adding to anything): devincire (to combine indissolubly, figuratively): comparare (to combine several things in the same proportion to constitute one couple): conglutinare (by gluing together): colligare (by tying): to be well combined, praeclare inter se cohaerere: with anything, cohaerere cum aliqua re or alicui rei: to be combined by anything, contineri aliqua re; rem continet aliquid: uno vinculo copulare (combine by the same tie; Vid: Liv., 28, 12, 14): to combine by pouring together; e.g., in unum or unum corpus confundere (of two nations), figuratively [Vid :, also, To MIX]: to combine men for social life, dissipatos homines ad or in societatem vitae convo care: connectere cum aliqua re (by a knot, figuratively; e.g., orientem et occidentem: to combine friendship with pleasure, amicitiam cum voluptate); committere alicui rei (e.g., lacum mari): the town with the continent, urbem continenti: things that are combined with each other, res inter so junctae or colligatae.

Of military forces, jungere cupias: arma conjungere: vires conferre: (of a nation) in unius populi corpus coalescere: to combine one’s forces with those of anybody (e.g., of a general), se conjungere cum copiis alicujus (general term): arma consociare cum aliquo (as ally): signa conferre ad aliquem (especially in battle).

To associate one’s self with, se jungere or conjungere cum aliquo: societatem ilnire, or coire, or facere cum aliquo: to be combined with anybody, societatem habere cum aliquo: combine by wedlock, matrimonio alicui jungi; aliquem secum conjungere: to combine against anybody; Vid: CONSPIRE.

Quick answer

What is the Latin word for combine?: The usual Latin words for “combine” are iungō, coniungō, coeō; also congregō, cōpulō. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.