must devest
Regular verb: devest - devested- devested

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must devest
you must devest
she must devest
we must devest
you must devest
they must devest 	I must be devesting
you must be devesting
she must be devesting
we must be devesting
you must be devesting
they must be devesting	I must have devested
you must have devested
she must have devested
we must have devested
you must have devested
they must have devested	I must have been devesting
you must have been devesting
she must have been devesting
we must have been devesting
you must have been devesting
they must have been devesting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not devest
you must not devest
she must not devest
we must not devest
you must not devest
they must not devest 	I must not be devesting
you must not be devesting
she must not be devesting
we must not be devesting
you must not be devesting
they must not be devesting	I must not have devested
you must not have devested
she must not have devested
we must not have devested
you must not have devested
they must not have devested	I must not have been devesting
you must not have been devesting
she must not have been devesting
we must not have been devesting
you must not have been devesting
they must not have been devesting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I devest?
must you devest?
must she devest?
must we devest?
must you devest?
must they devest? 	must I be devesting?
must you be devesting?
must she be devesting?
must we be devesting?
must you be devesting?
must they be devesting? 	must I have devested?
must you have devested?
must she have devested?
must we have devested?
must you have devested?
must they have devested? 	must I have been devesting?
must you have been devesting?
must she have been devesting?
must we have been devesting?
must you have been devesting?
must they have been devesting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not devest?
must you not devest?
must she not devest?
must we not devest?
must you not devest?
must they not devest? 	must I not be devesting?
must you not be devesting?
must she not be devesting?
must we not be devesting?
must you not be devesting?
must they not be devesting? 	must I not have devested?
must you not have devested?
must she not have devested?
must we not have devested?
must you not have devested?
must they not have devested? 	must I not have been devesting?
must you not have been devesting?
must she not have been devesting?
must we not have been devesting?
must you not have been devesting?
must they not have been devesting?