(bound form) base; foundation / (bound form) radical (chemistry) / (bound form) gay (loanword from English into Cantonese, Jyutping: gei1, followed by orthographic borrowing from Cantonese)
(of taste) hot or pungent / hard / laborious / suffering / eighth in order / eighth of the ten Heavenly Stems 十天干[shi2 tian1 gan1] / letter "H" or Roman "VIII" in list "A, B, C", or "I, II, III" etc / ancient Chinese compass point: 285° / octa
square / frame / rule / (legal) case / style / character / standard / pattern / (grammar) case / (classical) to obstruct / to hinder / (classical) to arrive / to come / (classical) to investigate / to study exhaustively