vagrancy：(说话的，思想的)游移不定，漂泊，流浪，离题 

词根词缀：vagr(-vag-)漫游 + -ancy名词词尾

• transept
• transfer
• transferable
• transferee
• transference
• transfigure
• transfix
• transform
• transformer
• transfuse
• transgender
• transgenic
• transgress
• transgression
• transgressor
• transhumance
• transient
• transistor
• transit
• transition
• transitive
• transitory
• translate
• translation
• translator