Allow Someone to Participate in an Activity

This page is the CodyCross answer for the clue below from All Things Water, Group 1298, Puzzle 1 (Canals and Sluices).

Question is: Allow Someone to Participate in an Activity

and the answer is: INCLUDE

Word Meaning:

INCLUDE — To bring into a group, class, set, or total as a (new) part or member.

Definitions from Wiktionary.