| verb | go after with the intent to catch “The policeman chased the mugger down the alley” |
| adjective | stubbornly unyielding; ; ; ; - T.S.Eliot “dogged persistence” |
| chaser | noun | a person who is pursuing and trying to overtake or capture |
| chase | noun | the act of pursuing in an effort to overtake or capture |
| trailing | noun | the pursuit (of a person or animal) by following tracks or marks they left behind |
| tail | noun | a spy employed to follow someone and report their movements |
| tailing | noun | the act of following someone secretly |
| tag | noun | a game in which one child chases the others; the one who is caught becomes the next chaser |
| track | noun | evidence pointing to a possible solution |
| tracker | noun | someone who tracks down game |
| tracking | noun | the pursuit (of a person or animal) by following tracks or marks they left behind |
| doggedness | noun | persistent determination |
| persistence | noun | persistent determination |
| pertinacity | noun | persistent determination |
| tenaciousness | noun | persistent determination |
| tenacity | noun | persistent determination |
| unyieldingness | noun | resoluteness by virtue of being unyielding and inflexible |