-logue or (US) -log /-log/

1. Denoting: speech or discourse, as in monologue, dialogue, travelogue
2. Compilation, as in catalogue
3. Student or enthusiast, as in ideologue

• bookkeeping
• bookkeepings
• bookland
• booklands
• book-lear
• book-learned
• book-learning
• bookless
• booklet
• booklets
• booklice
• booklore
• booklouse
• book lung
• book lungs
• bookmaker
• bookmakers
• bookmaking
• bookmakings
• bookman
• bookmark
• bookmarked
• bookmarker
• bookmarkers
• bookmarking