Collocations for shallow - adj.

be, look | become, get
The water gets quite shallow towards the shore.

remain

extremely, very | comparatively, fairly, quite, relatively
Don''t worry, the water''s quite shallow.

enough, sufficiently
Follow the south shore, crossing the river where it is shallow enough.

appear, be, seem
Tony seemed very shallow and immature.

exceedingly, extremely, very | quite, rather