15-letter words containing p, i, f, l, n
- spelling reform — an attempt to change the spelling of English words to make it conform more closely to pronunciation.
- subprofessional — being below professional standards: subprofessional health care.
- superficialness — being at, on, or near the surface: a superficial wound.
- supporting film — a film that accompanies the main feature film in a film programme
- suspension file — a folder for documents that has protruding ends that can be hung over rails for storage
- top-of-the-line — being the best and usually the most expensive of its kind: The company previewed its top-of-the-line carpeting.
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- windfall profit — a profit that arises thanks to an external event over which the person profiting had no control