- ammo
- amok
- anon
- anorak
- armor
- aroma
- arrow
- know
- known
- koan
- kook
- korma
- krona
- kronor
- kroon
- mako
- mammon
- manor
- maroon
- marrow
- moan
- momma
- monk
- mono
- moon
- moor
- morn
- moron
- morrow
- mown
- narrow
- nook
- noon
- norm
- okra
- roam
- roan
- roar
- rook
- room
- rowan
- woman
- wonk
- work
- workman
- workroom
- workwoman
- worm
- worn