General expressions for various emotions

выражђть [no Pf.]: глазђn выражђют удивлљниеa (or рђдостьa, etc.) someone's eyes express surprise (or joy, etc.)
в глазђхp — удивлљниеn (or рђдостьn, etc.) someone's eyes are filled with surprise (or joy, etc.)
выражљние глђзg an expression in someone's eyes
Ћн стоїл ко мнљ бћком, и ї не мћг рассмотрљть выражљние егћ глђз. He stood facing away from me and I couldn't see the expression in his eyes.
Adj выражљние глђзg Adj expression in someone's eyes, an Adj look
Adj глазђ Adj eyes, Adj look
NB Adj = an adjective denoting an emotional or psychological (sometimes physical) state or personality trait, e.g. удивлённый "astonished," рђдостный "joyful," хмџрый "gloomy," тосклќвый "despondent," измџченный "pained," задџмчивый "thoughtful," живћй "interested, lively," дћбрый "kind," чљстный "honest," etc. For example, удивлённое выражљние глђз or удивлённые глазђ "a surprised look."
глазђ, пћлные Ng eyes full of N
NB N = a noun describing any strong emotion, e.g. восхищљние "admiration," востћрг "delight," џжас "horror," стрђх "fear," удивлљние "surprise," изумлљние "amazement," нљнависть "hatred," etc.
выразќтельные глазђ expressive eyes
невыразќтельные глазђ; глазђ без всїкого выражљнияg expressionless eyes, eyes devoid of any expression
мелькђть/мелькнџть: в глазђхp мелькнџл Nn N flickered in someone's eyes, N appeared briefly in someone's eyes
NB N = a noun describing an emotion, usually стрђх "fear."
В глазђх у негћ мелькнџл стрђх. Fear flickered in his eyes.