| SEISMIC | ___ wave, a vibration resulting from earth movements (7) |
| TREMORS | Rome's RT transmission causes earth movements (7) |
| DAMPING | Reducing the amplitude of (a vibration) |
| EMOTION | An excited feeling brought on by an earth movement? (7) |
| ATHEART | A new threat advanced by slightly terrifying earth movement, fundamentally (2,5) |
| LANDING | One is obliged to make this down-to-earth movement (7) |
| CONDUCT | Wave a stick at - that means 'Behave yourself' (7) |
| ROSTRUM | Where to wave a baton or maybe play banjo (7) |
| PATRIOT | He waves a flag and on cue three of them enter (7) |
| ELASTIC | ___ waves are those which require a material medium for their propagation (7) |
| THRESH | From an agricultural term meaning beat, flail or tread grain out of corn, a word for a thwack of chastisement; a violent movement of a wave; a struggle in water; a fast exciting race; a loud party; a |
| TRILL | Imitative word for a tremulous utterance of a note; a roulade or run of birdsong; a vibration of the tongue to roll one's "R"s; or, a warble of a cat (5) |
| SURGE | Based on the Latin "to rise", a word used in its early sense to mean a fountain or stream, later a big wave, a billowing cloud, a sudden increase of power or a rush of emotion (5) |
| TUBE | Old word for a telescope; slang word for a television; the hollow under the crest of a breaking wave; a container for oil paint, tomato puree or toothpaste; or, a pipe (4) |
| SEA | A thalassic expanse known informally as the briny; a great wave; a large lake; the tide; turbulence or swell; a lunar mare; or, with the definite article, a sailor's maritime career (3) |
| LANDSLIDES | Earth movements, and a description of the circled letters |
| AMPLITUDE | Maximum extent of a vibration or oscillation measured from a mean or zero point (9) |
| SHAKE | There's a vibration and a flash |
| SCARE | For a short time, there's a vibration (5) |
| TREMOR | Did the earth move in a vibration (6) |
