A tooth situated at the front of the mouth:
— His malocclusion was caused by malposed anteriors.

synonym: front tooth.

Of or near the head end or toward the front plane of a body.

Roget 234: fore, anterior, front, frontal.   

Earlier in time.

synonym: prior.

Roget 62: preceding etc. v.; precedent, antecedent; anterior; prior etc. 116; before; former; foregoing; beforementioned^†, abovementioned^†, aforementioned; aforesaid, said; precursory, precursive^†; prevenient^†, preliminary, prefatory, introductory; prelusive, prelusory; proemial^†, preparatory.    ... show more

Roget 116: prior, previous; preceding, precedent; anterior, antecedent; pre-existing, pre-existent; former, foregoing; aforementioned, before-mentioned, abovementioned; aforesaid, said; introductory etc. (precursory) 64.    ... show more