quarto /kwörˈtō/

1. (of paper) having the sheet folded into four leaves or eight pages (often written 4to)
2. (demy quarto 83/4×111/4in; medium quarto 9×111/2in; royal quarto 10×121/2in)

A book consisting of sheets so folded, or of such a size

small quarto

1. A square octavo
2. A book having eight leaves to a sheet but the shape of a quarto

vigesimal /vī-jesˈi-məl/ or vicesimal /vī-sesˈi-məl/

Based on the number twenty

vigesˈimo- (or vicesˈimo-)quarˈto adjective (printing)

Twenty-four-mo

• bottleneck
• bottleneck guitar
• bottlenecks
• bottlenose
• bottle-nosed
• bottle-o
• bottle off
• bottle-oh
• bottle-opener
• bottle-openers
• bottle out
• bottle parties
• bottle party
• bottler
• bottlers
• bottles
• bottle shop
• bottle shops
• bottle-shouldered
• bottle-slider
• bottle-sliders
• bottle store
• bottle tree
• bottle trees
• bottle up