English Verb - To Economize Infinitive - to economize Present participle - economizing Past participle - economized 1. Present Tense Singular I economize You economize He/she/it economizes Plural We economize You economize They economize 2. Present Progressive Tense Singular I am economizing You are economizing He/she/it is economizing Plural We are economizing You are economizing They are economizing 3. Past Tense Singular I economized You economized He/she/it economized Plural We economized You economized They economized 4. Present Perfect Tense Singular I have economized You have economized He/she/it has economized Plural We have economized You have economized They have economized 5. Present Perfect Progressive Tense Singular I have been economizing You have been economizing He/she/it has been economizing Plural We have been economizing You have been economizing They have been economizing 6. Past Progressive Tense Singular I was economizing You were economizing He/she/it was economizing Plural We were economizing You were economizing They were economizing 7. Past Perfect Tense Singular I had economized You had economized He/she/it had economized Plural We had economized You had economized They had economized 8. Past Perfect Progressive Tense Singular I had been economizing You had been economizing He/she/it had been economizing Plural We had been economizing You had been economizing They had been economizing 9. Future Tense Singular I will economize You will economize He/she/it will economize Plural We will economize You will economize They will economize 10. Future Progressive Tense Singular I will be economizing You will be economizing He/she/it will be economizing Plural We will be economizing You will be economizing They will be economizing 11. Future Perfect Tense Singular I will have economized You will have economized He/she/it will have economized Plural We will have economized You will have economized They will have economized 12. Future Perfect Progressive Tense Singular I will have been economizing You will have been economizing He/she/it will have been economizing Plural We will have been economizing You will have been economizing They will have been economizing