10-Letter Words with K,A,I,F,S

• To fold in the middle, as a jackknife does.

• To cause a semi-trailer truck to fold like a jackknife in a traffic accident.

• A jack (in any of the senses referring to types of fish).

• East Indian tree cultivated for its immense edible fruit and seeds

• immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted

• unpredictably

• Any of several species of game fish, of the genus Cynoscion, found in North American waters.

• something contrived to meet an urgent need or emergency

• done or made using whatever is available

• the staff of a pike

• the offensive football players who line up behind the linemen

• blackish aphid that infests e.g. beans and sugar beets

• small blackish stout-bodied biting fly having aquatic larvae; sucks the blood of birds as well as humans and other mammals