Synonyms: unwonted
Definition: out of the ordinary
Usage: an unwonted softness in her face
Similar words: uncommon
Definition: not common or ordinarily encountered; unusually great in amount or remarkable in character or kind
Usage: uncommon birds; frost and floods are uncommon during these months; doing an uncommon amount of business; an uncommon liking for money; he owed his greatest debt to his mother's uncommon character and ability