気づく, 気付く, きづく
Conjugated: 気づかなかった
Godan verb, Intransitive
1. to notice, to realize, to realise, to become aware (of), to perceive, to sense, to suspect
See 気がつく・3
2. to regain consciousness, to come to (one's senses), to come round
ほど, 程
Adverb
1. extent, degree, measure
2. limit, bounds
3. (span of) time
4. (a) distance
as 〜のほど
5. the state of, the status of, the condition of
ここから3キロほど川上に村が1つある。