lintrum

Etymology 1
A second-declension collateral form of the usually third-declension noun.

Usage notes

 * The gender is variable. For a neuter-gender noun, lintrum would also be the nominative form. For a feminine noun of the second declension, the corresponding nominative form would be *lintrus. For a masculine noun of the second declension, the corresponding nominative form would be either *lintrus or linter.

Etymology 2
A third-declension consonant-stem genitive plural form of the noun. The i-stem genitive plural form also exists.