Contribute

google

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mid 16th century: from Latin contribut- ‘brought together, added’, from the verb contribuere, from con- ‘with’ + tribuere ‘bestow’.

wiktionary

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From Latin contribūtus, perfect passive participle of contribuō(“I bring together; I unite”), from con-(“together”) +‎ tribuō(“I bestow”), from tribus(“tribe”), dative of trēs(“three”), from Proto-Italic *trēs, from Proto-Indo-European *tréyes.

etymonline

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contribute (v.)

1520s, "to give or grant in common with others," from Latin contributus, past participle of contribuere "to bring together, add, unite, collect, contribute" from assimilated form of com "with, together" (see con-) + tribuere "to allot, pay" (see tribute). Figurative sense is from 1630s. Related: Contributed; contributing.