éclairéclair /eɪˈklɛr, ɪ-/ noun [countable] 
a small cake with a long narrow shape, covered with chocolate and filled with whipped cream
a small cake with a long narrow shape, covered with chocolate and filled with whipped cream- undercoat
- undercount
- undercover
- undercurrent
- undercut
- underdeveloped
- underdog
- underdone
- underdressed
- underemployed
- underestimate
- underexpose
- underfed
- underfoot
- underfund
- underfunding
- undergarment
- undergo
- undergraduate
- underground
- Underground Railroad, the
- undergrowth
- underhand
- underhanded
- underhandedly