aspen /asˈpən, also äˈspən or -spin/ (or Spenser aspine)

The trembling poplar

1. Made of, or like, the aspen
2. Tremulous
3. Timorous

asˈpen-like adjective

• collaboration
• collaborationism
• collaborationist
• collaborationists
• collaborations
• collaborative
• collaboratively
• collaborator
• collaborators
• collage
• collagen
• collagenase
• collagenases
• collagenic
• collagenous
• collagens
• collages
• collagist
• collagists
• collapsabilities
• collapsability
• collapsable
• collapsar
• collapsars
• collapse