Last solution

Across: 1 Hate; 3 Solitary; 9 Genteel; 10 Peril; 11 Burial ground; 13 Regain; 15 Silent; 17 Uninterested; 20 Irish; 21 Section; 22 Sweeping; 23 Mess.

Down: 1 High-born; 2 Tenor; 4 Oblige; 5 Improvidence; 6 Arrange; 7 Yell; 8 Relationship; 12 Students; 14 Genuine; 16 Lessen; 18 Trite; 19 Miss.