"gaping" in the verb sense
1. goggle, gape, gawp, gawk
look with amazement look stupidly
2. gape, yawn, yaw
be wide open
"the deep gaping canyon"
"gaping" in the adjective sense
1. agape, gaping
with the mouth wide open as in wonder or awe
"the gaping audience"
"we stood there agape with wonder"
"with mouth agape"
Source: WordNet® (An amazing lexical database of English)
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