vesper (n.)

• church
• compline
• dusk
• duty
• eve
• even
• evening
• evensong
• eventide
• exercises
• grayness
• liturgy
• matins
• meeting
• nightfall
• none
• nones
• novena
• office
• prayer
• prime
• revival
• service
• sext
• sundown
• sunset
• tierce
• twilight
• vespers