accommodatus alicui rei or ad rem (adapted to): aptus alicui rei or ad aliquid (fit for): conveniens, congruens (unclassical, congruus), consentaneus alicui rei or cuna re (agreeing with, suitable to): idoneus (perfectly suited for some particular purpose, ad aliquid). To be adapted, aptum esse, apte convenire ad aliquid. Not to be adapted to, alienum esse: parum convenire.