1) Affected 2) Affected by love for 3) Besotted 4) Fanatical 5) Head over heels in love 6) Hooked 7) In love 8) Infatuated 9) Love struck 10) Much in love 11) Obsessed 12) Seized with desire 13) Stricken 14) Struck 15) Struck by cupid 16) Stung by the love bug 17) Taken with 18) Very much in love Found on https://www.crosswordclues.com/clue/smitten