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

to read (look at and interpret written text) / to read (speak aloud written text) / to infer; to speculate / to count

reading / (figuratively) understanding of something, speculation about something

温室: a greenhouse / 音質: audio quality

温度: temperature / 音頭: leading; marching songs.

温和: mildness

音階: musical scale