- kabeljou26
- kajeputs25
- kampongs21
- kaolines14
- kartings15
- karyotin15
- kathodes15
- kathodic18
- keitloas13
- kephalin19
- keramics18
- keratins13
- keratoid13
- kerygmas19
- ketchups21
- keyboard18
- keycards18
- keypunch24
- keywords18
- khazenim27
- khedival20
- kiboshed18
- kidnaper17
- kielbasy18
- kilobars16
- kilobase16
- kilobaud18
- kilobyte18
- kilogram18
- kilorads14
- kindlers15
- kingbolt19
- kingcups22
- kingdoms19
- kinglets16
- kingpost18
- kitchens18
- klatches18
- klaverns18
- klephtic21
- klutzier23
- klystron16
- knighted18
- knightly20
- knitwear16
- knowable20
- kohlrabi18
- koupreys18
- kremlins17
- kreplach21
- kryolite15
- kryolith17
- kryptons18
- kunzites23
- kyanised16
- kyanites15
- kyanized25
- kyanizes24
- kyboshed20
- kyphotic22