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. LET+HE
  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. GA(Z+E)B+O
  17. Khomeini. K+HOME+IN+I
  18. Mend. MEN+D
  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)