What is another word for "abutment"?

Roget's Thesaurus (1911) lists these synonyms for "abutment": abut, abuttal, abutter, adhere, adhesion, adjoin, apposition, appulse, cause, close, coexist, coexistence, coincide, coincidence, come, contact, conterminous, contiguity, contiguous, end, frontier, graze, hand, interval, join, juxtapose, juxtaposition, limit, link, march, meet, meeting, near, osculate, osculation, osculatory, proximity, rencontre, rencounter, syzygy.