4 in definition

tam smi lujvo

x₁ has form x₂, similar in form to x₃ in property/quality x₄.

jbovlaste

In definition:

tai: tamsmi modal, 1st place (like)/(in manner 2) resembling ...; sharing ideal form ...
setai (comp!): tamsmi modal, 2nd place similarly; resembling ... (in ideal form).
tetai (comp!): tamsmi modal, 3rd place similarly; sharing common ideal form ...
vetai (comp!): tamsmi modal, 4th place similarly; sharing ideal form in property ...

In notes:

caltaismi: x₁ is shaped (physically/geometrically) like x₂, with shape x₃
tasmi: x₁ is the way or manner in which activity/event x₂ is done/happens
lu'ei: convert a grammatical quotation to a tanru unit; x₁ expresses/says the quoted text for audience x₂ via expressive medium x₃.
tai'i: Converts following cmevla or zoi-quote into phenomime.