Science
neutron
Some seven letter words ending in N are:BritainbullioncautioncurtaindrunkendungeonemotionenvironerosionfashionfissiongelatinLincolnkitchenmansionmentionmillionmissionovationpassionpelicanportionpuritanvenisonversion
catalogues
Metal
edifice
curve
I have researched and there is no 5 letter L word that is do to with milk but there is a seven letter word- lactose hope this was of help
Sperm
consequences
stamp
YAM
well cats