1) Addled 2) A sea 3) At a loss 4) At sea 5) Baffled 6) Bemused 7) Bewildered 8) Confounded 9) Confused 10) Lost 11) Mazed 12) Metagrabolised 13) Metagrabolized 14) Metagrobolised 15) Metagrobolized 16) Mystified 17) Nonplused 18) Nonplussed 19) Puzzled 20) Questioning 21) Quizzical 1) At a loss 2) At sea 3) Baffled 4) Befuddled 5) Bemused 6) Bewildered 7) Bewildered; puzzled 8) Confounded 9) Confused 10) In puzzlement 11) Lost 12) Mazed 13) Metagrabolised 14) Metagrabolized 15) Metagrobolised 16) Metagrobolized 17) Mixed-up 18) Mystified 19) Mystify writer at sea 20) Nonplused 
• (a.) Entangled, involved, or confused; hence, embarrassd; puzzled; doubtful; anxious. • (imp. & p. p.) of Perplex
Per·plexed' adjective Entangled, involved, or confused; hence, embarrassd; puzzled; doubtful; anxious. -- 
[adj] - full or difficulty or confusion or bewilderment
adjective full or difficulty or confusion or bewilderment; `perplexed language`; `perplexed state of the world`
full of difficulty or confusion or bewilderment