(sumo) an overhand hold / (sumo) the upper hand in an overhand hold / upstream, the upstream portion of a river / upwind / a skilled player of games, such as go or shogi

upstream, the upstream portion of a river / upwind / uphill, the upper portion of a hill or other geographic feature / the head of a table, the seat of honor

(rare) the left-hand side of a drawstring on a fishing net

skillful, dexterous

good at

(music) a grand piano

street piano

to play an instrument skillfully, freely

(music) a pianoforte (piano) / (music) pianoforte (playing softly, followed immediately by playing loudly)

(music) an upright piano