tam smi lujvo

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

In definition:

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