钉梢

钉梢	dīng shāo	to follow sb / to tail / to shadow / also written 盯梢
钉	dīng	nail / to follow closely / to keep at sb (to do sth) / variant of 盯
钉	dìng	to join things together by fixing them in place at one or more points / to nail / to pin / to staple / to sew on
梢	shāo	tip of branch