past of 歌ってみる (utatte miru, “to try to sing”): tried to sing

utattemita, a class of music where 歌(うた)い手(て) (utaite, “amateur singers”) cover songs

(figuratively, uncommon, possibly archaic) describes a state of having few visitors, of being lonesome, desolate, or unpopular, especially in business

necessary evil

necessity (quality or state of being necessary, unavoidable, or absolutely requisite)

unnecessary

needlessness

a photograph of oneself, a photographic self-portrait / (especially) a selfie

to take a photograph of oneself, to take a selfie

talking about oneself (especially, when the audience is not interested)