"puzzling" in the verb sense
1. perplex, vex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, amaze, dumbfound
be a mystery or bewildering to
"This beats me!"
"Got me
2. puzzle
be uncertain about think about without fully understanding or being able to decide
"We puzzled over her sudden departure"
"puzzling" in the adjective sense
1. enigmatic, enigmatical, puzzling
not clear to the understanding
"I didn't grasp the meaning of that enigmatic comment until much later"
"prophetic texts so enigmatic that their meaning has been disputed for centuries"
2. confusing, perplexing, puzzling
lacking clarity of meaning causing confusion or perplexity
"sent confusing signals to Iraq"
"perplexing to someone who knew nothing about it"
"a puzzling statement"
Source: WordNet® (An amazing lexical database of English)
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