Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I ought to trepider you ought to trepider he ought to trepider we ought to trepider you ought to trepider they ought to trepider
V-ing form
I ought to be trepidering you ought to be trepidering he ought to be trepidering we ought to be trepidering you ought to be trepidering they ought to be trepidering
Perfect
I ought to have trepidered you ought to have trepidered he ought to have trepidered we ought to have trepidered you ought to have trepidered they ought to have trepidered
V-ing perfect
I ought to have been trepidering you ought to have been trepidering he ought to have been trepidering we ought to have been trepidering you ought to have been trepidering they ought to have been trepidering
Negation
Simple form
I ought not to trepider you ought not to trepider he ought not to trepider we ought not to trepider you ought not to trepider they ought not to trepider
V-ing form
I ought not to trepidering you ought not to trepidering he ought not to trepidering we ought not to trepidering you ought not to trepidering they ought not to trepidering
Perfect
I ought not to have trepidered you ought not to have trepidered he ought not to have trepidered we ought not to have trepidered you ought not to have trepidered they ought not to have trepidered
V-ing perfect
I ought not to have been trepidering you ought not to have been trepidering he ought not to have been trepidering we ought not to have been trepidering you ought not to have been trepidering they ought not to have been trepidering
Interrogative form
Simple form
ought to I trepider? ought to you trepider? ought to he trepider? ought to we trepider? ought to you trepider? ought to they trepider?
V-ing form
ought to I be trepidering? ought to you be trepidering? ought to he be trepidering? ought to we be trepidering? ought to you be trepidering? ought to they be trepidering?
Perfect
ought to I have trepidered? ought to you have trepidered? ought to he have trepidered? ought to we have trepidered? ought to you have trepidered? ought to they have trepidered?
V-ing perfect
ought to I have been trepidering? ought to you have been trepidering? ought to he have been trepidering? ought to we have been trepidering? ought to you have been trepidering? ought to they have been trepidering?
Interro-negative form
Simple form
ought I not to trepider? ought you not to trepider? ought he not to trepider? ought we not to trepider? ought you not to trepider? ought they not to trepider?
V-ing form
ought I not to be trepidering? ought you not to be trepidering? ought he not to be trepidering? ought we not to be trepidering? ought you not to be trepidering? ought they not to be trepidering?
Perfect
ought I not to have trepidered? ought you not to have trepidered? ought he not to have trepidered? ought we not to have trepidered? ought you not to have trepidered? ought they not to have trepidered?
V-ing perfect
ought I not to have been trepidering? ought you not to have been trepidering? ought he not to have been trepidering? ought we not to have been trepidering? ought you not to have been trepidering? ought they not to have been trepidering?