have been basing

-he estado basando

Present perfect progressive conjugation of base. There are other translations for this conjugation.

base

Popularity

3,000+ learners.

View the conjugation for

Present:	basing
Past:	based

Indicative of "base"

	Present	Past	Future
I	base	based	will base
you	base	based	will base
he/she	bases	based	will base
we	base	based	will base
you	base	based	will base
they	base	based	will base

Perfect of "base"

	Present	Past	Future
I	have based	had based	will have based
you	have based	had based	will have based
he/she	has based	had based	will have based
we	have based	had based	will have based
you	have based	had based	will have based
they	have based	had based	will have based

Imperative of "base"

	Affirmative	Negative
I	-	-
you	base	don't base
he/she	-	-
we	let's base	let's not base
you	base	don't base
they	-	-

Progressive of "base"

	Present	Past	Future
I	am basing	was basing	will be basing
you	are basing	were basing	will be basing
he/she	is basing	was basing	will be basing
we	are basing	were basing	will be basing
you	are basing	were basing	will be basing
they	are basing	were basing	will be basing

Perfect Progressive of "base"

	Present	Past	Future
I	have been basing	had been basing	will have been basing
you	have been basing	had been basing	will have been basing
he/she	has been basing	had been basing	will have been basing
we	have been basing	had been basing	will have been basing
you	have been basing	had been basing	will have been basing
they	have been basing	had been basing	will have been basing

This data is provided by Onoma

Examples

Other Dictionaries

Explore the meaning of base in our family of products.

What is the definition of “base”?

What are synonyms of “base”?

What does “base” mean?

FrenchDictionary.com

How do you say “base” in French?

Random Word

Roll the dice and learn a new word now!

Want to Learn Spanish?

Spanish learning for everyone. For free.

The world’s largest Spanish dictionary

Conjugations for every Spanish verb

Learn vocabulary faster

Learn every rule and exception

Native-speaker video pronunciations

Word of the Day

Word of the Day

reef

SpanishDictionary.com is the world's most popular Spanish-English dictionary, translation, and learning website.

Ver en español en inglés.com

FEATURES

Word of the Day

ABOUT

SOCIAL NETWORKS

APPS

IXL Learning's Dictionary Media Group reaches over 500,000,000 learners each year.

French-English dictionary, translator, and learning

English dictionary and learning for Spanish speakers

English dictionary and learning for French speakers

Comprehensive resource for word definitions and usage

Essential reference for synonyms and antonyms

Comprehensive K-12 personalized learning

Adaptive learning for English vocabulary

Immersive learning for 25 languages

Marketplace for millions of educator-created resources

35,000+ worksheets, games, and lesson plans

Fun educational games for kids

Fast, easy, reliable language certification

Trusted tutors for 300+ subjects

Bite-sized daily word games

Playful tools to learn multiplication

Copyright © 2026 Dictionary Media Group, Inc., a division of IXL Learning • All Rights Reserved.