Solve these clues to fill the grid.
- An unpleasant person who is ___ or exasperating
- 3 Across
- An advertisement intended for wide distribution
- 7 Across
- A contentious speech act
- 10 Across
- Motivation deriving logically from ethical or moral principles that govern a person's thoughts
- 11 Across
- A very old person
- 12 Across
- To direct toward itself or oneself by means of some psychological power or physical attributes
- 1 Down
- Capability to perform or produce
- 2 Down
- Being effective without wasting time or effort or expense
- 4 Down
- Study of the natural world through experiments
- 5 Down
- An event resulting in great loss and misfortune
- 6 Down
- The process whereby a person concentrates on some features of the environment to the exclusion
- 8 Down
- A hostile challenge
- 9 Down