grid

AcrossDown
  1. ample. A+MP+LE
  2. seen. (scene hom.)
  3. flag. (two meanings)
  4. accurate. AC+CURATE
  5. at rest. AT + REST (TA rev.)
  6. edge. (two meanings)
  7. Lethe. (hidden)
  8. tram. T+RAM
  9. Imogen. IM+O+GEN
  10. in the way. (anag.)
  11. catacomb. C+A+TA+COMB
  12. surely. SUR(E)LY
  13. Dane. D+AN+E
  14. Idaho. I+DAH+O
  15. Sita. SIT+A
  16. gazebo. GAZE+B+O
  17. Khomeini. K+HOME+IN+I
  18. mend. M+END
  19. site. S(IT)E
  20. seven. SE(V)EN (ref. to 4a)
  1. macadamia. M+AC+ADAM+I+A
  2. louse. L+OUSE
  3. electric blanket. (straight cryptic)
  4. nearest. (anag.)
  5. first gear. (two meanings)
  6. at sea. A+T SEA (eats anag.)
  7. fallen. F(ALL)EN
  8. Gravesend. GRAVE+S+END
  9. all at once. ALL AT(ON)CE
  10. ominous. OM+I+NO+US
  11. spot-on. S(POT) ON
  12. agate. AG+A+TE
  13. swede. (two meanings)