There are 10 12-letter words that end with 'rons'.
| antineutrons | archenterons | chylomicrons |
| diatessarons | icosahedrons | millimicrons |
| interneurons | pentahedrons | synchrotrons |
| tetrahedrons | ||
Note: These 10 12-letter words that end with 'rons' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with trons, drons, erons, urons, irons, crons, arons, frons, hrons, orons, rrons, krons, prons, vrons, yrons.
5-letter words end with 'rons' (2)