n.
comment
1) to make an ~
2) an astute, keen, penetrating, shrewd ~
3) a personal ~
4) an ~ about
5) an ~ that + clause (she made the astute ~ that the whole matter had been exaggerated)
condition of being observed
6) to keep; place smb. under ~
7) to be under ~
act of observing
8) (an) empirical; scientific ~