The tag alias #77862 determined_look -> determined has been approved.

Reason: These are used in the same way. If determined is too ambiguous of a tag, it can be moved to invalid separately, but an alias would be used either way.

Unfortunately, due to tag recommendations not having a minimum threshold for general category tags, tags like these have a snowballing effect after their first use, visible here:
https://e621.net/post_versions?commit=Search&search%5Btags_added%5D=determined_look

EDIT: The tag alias determined_look -> determined (forum #456661) has been approved by @spe.

The tag alias determined_look -> determined (forum #456661) has been approved by @spe.