UnScramble this Word: o h l t s?

Questions

(It., 'evaporated') - Light and airy playing. The term was used by Chopin.?

(It.) - With a forced manner (of a note or chord). Abbreviation is sf.?

- Alternative name for trill.?

- A sailors' work song with solo verses (often of an extemporised nature) and chorus matching certain rhythmical movements (e.g. pulling a rope together).?

- A rise in pitch which may be a semitone, or a description of someone singing or playing sharp unintentionally. A double sharp indicates a rising of the pitch by two semitones. ?