shallow
Pronunciation: /ˈʃaləʊ/
adjective
- 1of little depth: serve the noodles in a shallow bowl being fairly shallow, the water was warm
- situated at no great depth: the shallow bed of the North Sea
- varying only slightly from a specified or understood line or direction, especially the horizontal: a shallow roof
- (of breathing) taking in little air.
verb

Origin:
late Middle English: obscurely related to shoal2