Here's what rhymes with catheter.
Words that almost rhyme with catheter
capacitor ambassador garrotter adductor canister janitor caroler diameter parameter calendar bachelor annular aquifer capsular calender rattler saddler canvasser paddler waggoner wagoner bannister canceller candler angular chancellor examiner granular massacre glandular tabular analyser challenger scapular fastener handsomer hexameter falconer lackluster wrangler lacklustre fashioner dampener dangler prattler banqueter ransomer jangler vascular grandmother passenger traveller traveler lavender valvular oracular scavenger straddler vernacular rectangular spectacular triangular nongranular perivascular microvascular neurovascular unspectacular cardiovascular cerebrovascular