masc nom sg of sukhuma (adj)
Etymology. su- (well, good) + √hu (to be, become) + -ma (adjective suffix). Related to sukha (ease, happiness); the concrete sense is 'well-being' refined to 'fine, delicate'. Cognate with Greek eu- (good, as in eulogy); the root √hu is ancestral to English 'be'.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
Lite mode — plain HTML for e-readers and old browsers. Full version