1. to feel
(a) one's heart is moved; to resonate in the heart; to receive in the heart
E.g.: 感化 (moral influence), 感慨 (deep emotion), 予感 (premonition)
(b) to perceive; to sense
E.g.: 感覚 (sensation), 感触 (sense of touch), 快感 (pleasure)
2. to be infected; to catch a disease; abbreviation for 感冒 (common cold)
E.g.: 感染 (infection), 流感 (influenza)