| sylviidae | (n) in some classifications considered a subfamily (Sylviinae) of the family Muscicapidae: Old World (true) warblers; American kinglets and gnatcatchers, Syn. family Sylviidae |
| sylviinae | (n) alternative classification for the Old World warblers, Syn. subfamily Sylviinae |
| fifty-eight | (adj) being eight more than fifty, Syn. 58, lviii |
| fifty-seven | (adj) being seven more than fifty, Syn. 57, lvii |
| forty-eight | (adj) being eight more than forty, Syn. xlviii, 48 |
| forty-seven | (adj) being seven more than forty, Syn. 47, xlvii |