am up to (verb) can: be able
Detalii: can applies to what is possible and may to what is permissible; can means 'able to,' may means 'permitted to'
Sinonime: be apprehensive of, be curious, be dubious, be in a quandary, be puzzled, be uncertain, be undetermined, call in question, challenge, demur, disbelieve, discredit, dispute, distrust, fear, fluctuate, give no credence, harbor suspicion, have one's doubts, have qualms, hesitate, imagine, impugn, insinuate, misgive, mistrust, not buy, query,
question, read differently, scruple, shilly-shally, skepticize, smell a rat, surmise, suspect, take dim view of, vacillate, waver,
wonder, wonder at
Antonime: cannot