There are 18 words that end with 'nde'.
unde | monde | sonde |
blende | blonde | duende |
aliunde | seconde | normande |
allemande | demimonde | dropsonde |
ionosonde | sarabande | hornblende |
radiosonde | rawinsonde | pitchblende |
Note: These 18 words that end with 'nde' are found from the USA & Canada version of the tournament Scrabble word list.