Radical 辛
7 strokes
stand 立 (177) + ten 十 (4) = spicy 辛
This also means “bitter” or “acrid” and hence also “hardship”.

(At the children’s party) The children have to stand on the cross painted on the ground until they get the signal to start, then they must follow the spicy smell trail. / The giant had laid the trail by strapping a bag of curry powder to his shin!