| APOSTACY | • apostacy n. Archaic form of apostasy. • APOSTACY n. abandonment of one's faith or beliefs, also APOSTASY. |
| ESTACADE | • estacade n. (Military) A dike of piles in the sea, a river, etc., to hinder the approach of an enemy. • ESTACADE n. (French) a dike of stakes in a river against an enemy. |
| HAYSTACK | • haystack n. A mound, pile, or stack of stored hay. • haystack n. (Canoeing) A standing wave in a rapid. • haystack n. (Programming) The text string within which another string is searched for. (see: needle in a haystack) |
| ISOSTACY | • ISOSTACY n. the state of balance in the earth's crust, also ISOSTASY. |
| MUSTACHE | • mustache n. (US) Alternative spelling of moustache. • MUSTACHE n. the unshaved hair on a man's upper lip, also MOUSTACHE. |
| OBSTACLE | • obstacle n. Something that impedes, stands in the way of, or holds up progress, either physically or figuratively. • OBSTACLE n. something that obstructs. |
| PISTACHE | • pistache n. Dated form of pistachio. • PISTACHE n. a shade of green. |
| RESTACKS | • restacks v. Third-person singular simple present indicative form of restack. • RESTACK v. to stack again. |
| STACCATI | • staccati n. Plural of staccato. • STACCATO n. (Italian) a musical passage with each note detached. |
| STACCATO | • staccato n. (Music) An articulation marking directing that a note or passage of notes are to be played in an abruptly… • staccato n. (Music) A passage having this mark. • staccato n. (Figurative) Any sound resembling a musical staccato. |
| STACKERS | • stackers n. Plural of stacker. • Stackers prop.n. Plural of Stacker. • STACKER n. one who stacks. |
| STACKETS | • stackets n. Plural of stacket. • STACKET n. (Scots) a stockade. |
| STACKING | • stacking n. The act by which something is stacked. • stacking n. (Uncountable) Sport stacking. • stacking n. (Chemistry, countable) A stacked arrangement of often aromatic molecules, adopted due to interatomic interactions. |
| STACKUPS | • stackups n. Plural of stackup. • STACKUP n. an arrangement of circling airplanes over an airport waiting to land. |
| UNSTACKS | • unstacks v. Third-person singular simple present indicative form of unstack. • UNSTACK v. to remove from a stack. |