pen·e·trant 
(pĕnĭ-trənt)
(pĕnĭ-trənt)adj.
Penetrating; piercing: a penetrant wind.
n.
Something that penetrates or is capable of penetrating.
- Neapolitan ice cream
- neap tide
- near
- near beer
- nearby
- near/close to (one's) heart
- Nearctic
- near-Earth asteroid
- near-Earth comet
- near-Earth object
- Near East
- Near Eastern
- Near Easterner
- near gale
- near-infrared radiation
- Near Islands
- nearly
- near miss
- nearness
- near point
- near-red radiation
- near rhyme
- nearshore
- nearsighted
- nearsightedly