skopeo means to keep attentive watch, whether guarding against danger, observing an example, or considering what matters.

The attested use centers on attentive regard: guarding against a danger or temptation, observing people or an example, and directing attention toward unseen realities or others' interests.

1. Guarding attentively against danger or temptation · dominant

   In Luke 11:35, the second-person present form introduces a warning that the light within not be darkness; the APB renders the clause “watch out.” In Galatians 6:1, the present active participle concerns watching oneself while restoring a person so as not to be tempted, and in Romans 16:17 the infinitive calls for attention to those causing dissensions and stumbling blocks before turning away from them.

   Luke 11:35Galatians 6:1Romans 16:17
2. Observing and giving regard · common

   In Philippians 3:17, the second-person plural present form directs the audience to observe those who walk according to the stated example; the APB renders this “watch those who walk in this way.” In Philippians 2:4, the present active participle occurs in the contrast between one’s own interests and the interests of others, while 2 Corinthians 4:18 contrasts attention to seen things with attention to unseen things.

   Philippians 3:17Philippians 2:42 Corinthians 4:18

In the Anselm Project Bible: The APB uses “watch out” in Luke 11:35 and Romans 16:17, “watching yourself” in Galatians 6:1, “watch” in Philippians 3:17, and “look” in Philippians 2:4 and 2 Corinthians 4:18. These are verse-level renderings rather than definitions.