Acquaintance in Malayalam

Malayalam words whose English meaning includes “acquaintance”:

ഉപഗമനം (upagamanam) — Approaching, acquaintance, achievement, attainment, vow, sexual intercourse.
പരിചയം (parichayam) — Acquaintance, experience, practice, dexterity, knowledge, familiarity.
പരിചയക്കാരന്‍ (parichayakkaaran) — A person known, an acquaintance, a familiar person.