lo·ess 
(lōəs, lĕs, lŭs)
(lōəs, lĕs, lŭs)n.
A buff to gray windblown deposit of fine-grained, calcareous silt or clay.
[German Löss, from German dialectal Lösch, from lösch, loose; see leu- in the Appendix of Indo-European roots.]
lo·essi·al (lō-ĕsē-əl, lĕsē-əl, lŭs-) adj.
- insectival
- insectivore
- insectivorous
- insecure
- insecurely
- insecureness
- insecurity
- inselberg
- inseminate
- insemination
- inseminator
- insensate
- insensately
- insensateness
- insensibility
- insensible
- insensibleness
- insensibly
- insensitive
- insensitively
- insensitiveness
- insensitivity
- insentience
- insentient
- inseparability