must evanesce
Regular verb: evanesce - evanesced- evanesced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must evanesce
you must evanesce
he must evanesce
we must evanesce
you must evanesce
they must evanesce 	I must be evanescing
you must be evanescing
he must be evanescing
we must be evanescing
you must be evanescing
they must be evanescing	I must have evanesced
you must have evanesced
he must have evanesced
we must have evanesced
you must have evanesced
they must have evanesced	I must have been evanescing
you must have been evanescing
he must have been evanescing
we must have been evanescing
you must have been evanescing
they must have been evanescing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not evanesce
you must not evanesce
he must not evanesce
we must not evanesce
you must not evanesce
they must not evanesce 	I must not be evanescing
you must not be evanescing
he must not be evanescing
we must not be evanescing
you must not be evanescing
they must not be evanescing	I must not have evanesced
you must not have evanesced
he must not have evanesced
we must not have evanesced
you must not have evanesced
they must not have evanesced	I must not have been evanescing
you must not have been evanescing
he must not have been evanescing
we must not have been evanescing
you must not have been evanescing
they must not have been evanescing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I evanesce?
must you evanesce?
must he evanesce?
must we evanesce?
must you evanesce?
must they evanesce? 	must I be evanescing?
must you be evanescing?
must he be evanescing?
must we be evanescing?
must you be evanescing?
must they be evanescing? 	must I have evanesced?
must you have evanesced?
must he have evanesced?
must we have evanesced?
must you have evanesced?
must they have evanesced? 	must I have been evanescing?
must you have been evanescing?
must he have been evanescing?
must we have been evanescing?
must you have been evanescing?
must they have been evanescing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not evanesce?
must you not evanesce?
must he not evanesce?
must we not evanesce?
must you not evanesce?
must they not evanesce? 	must I not be evanescing?
must you not be evanescing?
must he not be evanescing?
must we not be evanescing?
must you not be evanescing?
must they not be evanescing? 	must I not have evanesced?
must you not have evanesced?
must he not have evanesced?
must we not have evanesced?
must you not have evanesced?
must they not have evanesced? 	must I not have been evanescing?
must you not have been evanescing?
must he not have been evanescing?
must we not have been evanescing?
must you not have been evanescing?
must they not have been evanescing?