If you are using Windows O.S.  , then I am damn sure either you have already used Microsoft Word or will use sooner/later, but anyhow you will come to use it for sure 😛 So I thought Why not to put few important and frequently used keyboard shortcuts for it. Here is the list:

• CTRL  + A : Selects all in the current document.
• CTRL  + B Bold text.
• CTRL  + C Copies the item or text to the Clipboard  and can be pasted using CTRL  + V.
• CTRL  + D Displays the Font dialogue box.
• CTRL  + E Centre Alignment.
• CTRL  + F Displays the Find dialog box, to search the current document.
• CTRL  + G Displays the Go to dialog box, to go to a specific location in the current document.
• CTRL  + H Displays the Replace dialogue box.
• CTRL  + I  Italic text.
• CTRL  + J  does Full Justification.
• CTRL  + K Creates  Hyperlink
• CTRL  + L is for Left Alignment
• CTRL  + M puts a  Tab in the present line.
• CTRL  + N Creates a new document.
• CTRL  + O Displays the Open File dialogue box.
• CTRL  + P Displays the Print dialog box.
• CTRL  + R Right Alignment.
• CTRL  + S Displays the Save dialog box.
• CTRL  + U Underline text
• CTRL  + V Pastes the copied item or text from the Clipboard into the current position in the document.
• CTRL  + X Cuts the item or text selected to the Clipboard.
• CTRL  + Y Redo the last undone action.
• CTRL  + Z Undoes the last action.
• CTRL  + ENTER Insert Page Break.
• CTRL  + F2 Show Print preview.
• CTRL  + F4 Closes the active document window.
• CTRL  + F6 Opens the next document window.

• F1 key Get help or use the Office assistant.
• SHIFT  + F1 Key Context sensitive help.
• F2 Key Move text or image.
• SHIFT  + F2 Key Copy Text.
• F3  , Key Insert an auto text entry.  rem
• SHIFT  + F3 Key Change the case of the selected text.
• F4 Key Perform last action again.
• SHIFT  + F4 Key Perform a Find or Go to action again.
• F5 Key Displays the Go to dialogue box, from here you can also Find  + Replace.
• SHIFT  + F5 Key Move to a previous revision.
• F6 Key Go to the next frame or pane.
• SHIFT  + F6 Key Go to the previous frame or pane.
• F7 Key Launch the Spell checker.
• SHIFT  + F7 Key Launch the Thesaurus.
• F8 Key Extend the current selection.
• SHIFT  + F8 Key Shrink the current selection.
• F9 Key Update the selected fields.
• SHIFT  + F9 Key Switch between a field code  + it's result.
• F10 Key Activate the menu bar.
• SHIFT  + F10 Key Display a Shortcut Menu. Its same as right clicking.
• F11 Key Go to the next field.
• SHIFT  + F11 Key Go to the previous field.
• F12 Key Save file As
• SHIFT  + F12 Key Save document

I hope it will help you in manipulating MS Word easily and efficiently. Note: There are many shortcuts using ctrl, alt, alt+ctrl. Ex: alt+F7. You can give it a trial too. ?For more information click here.