to undulate
Regular verb: undulate - undulated- undulated

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I undulate
you undulate
she undulates
we undulate
you undulate
they undulate 	Iamundulating
youareundulating
sheisundulating
weareundulating
youareundulating
theyareundulating	I undulated
you undulated
she undulated
we undulated
you undulated
they undulated	Iwasundulating
youwereundulating
shewasundulating
wewereundulating
youwereundulating
theywereundulating	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I have undulated
you have undulated
she has undulated
we have undulated
you have undulated
they have undulated	I have been undulating
you have been undulating
shehasbeen undulating
we have been undulating
you have been undulating
they have been undulating	I had undulated
you had undulated
she had undulated
we had undulated
you had undulated
they had undulated	I had been undulating
you had been undulating
she had been undulating
we had been undulating
you had been undulating
they had been undulating	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I will undulate
you will undulate
she will undulate
we will undulate
you will undulate
they will undulate 	I will be undulating
you will be undulating
she will be undulating
we will be undulating
you will be undulating
they will be undulating	I will have undulated
you will have undulated
she will have undulated
we will have undulated
you will have undulated
they will have undulated	I will have been undulating
you will have been undulating
she will have been undulating
we will have been undulating
you will have been undulating
they will have been undulating	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I would undulate
you would undulate
she would undulate
we would undulate
you would undulate
they would undulate 	I would be undulating
you would be undulating
she would be undulating
we would be undulating
you would be undulating
they would be undulating	I would have undulated
you would have undulated
she would have undulated
we would have undulated
you would have undulated
they would have undulated	I would have been undulating
you would have been undulating
she would have been undulating
we would have been undulating
you would have been undulating
they would have been undulating	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to undulate 	 	undulate
Let's undulate
undulate 	 	

Participle 	
Present 	Past 	 	 	
undulating	undulated