Smile

улы́бка

ulýbka

(a happy face expression using mouth, but without producing voice)

усме́шка

usméška

(a happy face expression using mouth, but without producing voice)

улыба́ться

ulybátʹsja

(to have a smile on one's face)

улыбну́ться

ulybnútʹsja

(to have a smile on one's face)

усмеха́ться

usmexátʹsja

(to have a smile on one's face)

усмехну́ться

usmexnútʹsja

(to have a smile on one's face)