An acronym in which a word (often the first) of the phrase represented by the acronym is the acronym itself.

To, toward, or from the far side of (something that lies between two points of interest). / On the opposite side of (something that lies between two points of interest).

From one side to the other. / On the other side. / In a particular direction. / (crosswords) Horizontally.

(crosswords, often in combination) A word that runs horizontally in the completed puzzle grid or its associated clue.

Sharp and harsh, or bitter and not to the taste. / Causing heat and irritation. / (figuratively) Caustic; bitter; bitterly irritating.

An athlete who performs acts requiring skill, agility and coordination, often as part of a circus performance.

To practise acrobatics. / (figuratively) To move like an acrobat (with agility, balance, long leaps, etc.).

phobia or strong fear of being high above ground level

A poem or other text in which certain letters, often the first in each line, spell out a name or message.

Of or pertaining to acrostics.