1 not deep
VERBS be, look | become, get The water gets quite shallow towards the shore. | remain
ADV. 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.
2 not showing serious thought
VERBS appear, be, seem Tony seemed very shallow and immature.
ADV. exceedingly, extremely, very | quite, rather