シュウ, ジュウ, ひろ.う
pick up, gather, find, go on foot, ten
JLPT2 G3 S9 F1479
As per 合# (press/fit together) + 手 hand/action indicator → *pick up*/*gather* scattered pieces and select that those fit together → *find* → *select*. Also, *catch* (a taxi) (← pick up) and *escape hardship* (← be picked/plucked out of hardship ← pick up). As with 壱, 弐, and 参/參, this character is used as a substitute for the usual number (in this case, 十) in documents as a precaution against forgery.
[Full Kanji Etymology List]