Term: janitor: someone employed to clean and maintain a building
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: exponential curve: a graph of an exponential function
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: solar prominence: large eruptions of luminous hydrogen gas that rise thousands of kilometers above the chromosphere
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: trojan: a native of ancient Troy
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: moment: the n-th moment of a distribution is the expected value of the n-th power of the deviations from a fixed value
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: pipeline: a pipe used to transport liquids or gases
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: matilija poppy: tall branching subshrub of California and Mexico often cultivated for its silvery-blue foliage and large fragrant white flowers
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: hipposideros: horseshoe bats
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: substance abuse: excessive use of drugs
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: lugworm: marine worms having a row of tufted gills along each side of the back; often used for fishing bait
Broader: custodian: one having charge of buildings or grounds or animals | Unrelated: twayblade: an orchid of the genus Liparis having a pair of leaves